shipworm

1. Giant shipworm of the Pacific coast of North America.
   产于北美洲太平洋沿岸的大船蛆。
2. Temporal and spacial variations of quantity of shipworm Teredo navalis in Xiamen Harbour
   厦门港船蛆Teredonavalis数量的时空变化

noun

1. wormlike marine bivalve that bores into wooden piers and ships by means of drill-like shells

   Synonym:    teredinid